The Ashly Audio MX-206 is a 6 Input Microphone Mixer (1RU)

Ashly Audio MX-406 is a 6 Input Microphone / Line Mixer with EQ (2RU)

The Yamaha MG06 is a 6-input stereo mixer with 2 D-PRE mic inputs and 2 stereo inputs

The Yamaha MG06X is a 6-input stereo mixer with SPX effects, 2 D-PRE mic inputs, and 2 stereo inputs